devices.c 1.3 KB

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  1. /*
  2. * mach-davinci/devices.c
  3. *
  4. * DaVinci platform device setup/initialization
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. */
  11. #include <linux/module.h>
  12. #include <linux/kernel.h>
  13. #include <linux/init.h>
  14. #include <linux/platform_device.h>
  15. #include <linux/dma-mapping.h>
  16. #include <linux/io.h>
  17. #include <asm/mach/map.h>
  18. #include <mach/hardware.h>
  19. #include <mach/i2c.h>
  20. #include <mach/irqs.h>
  21. #include <mach/cputype.h>
  22. #include <mach/mux.h>
  23. #define DAVINCI_I2C_BASE 0x01C21000
  24. static struct resource i2c_resources[] = {
  25. {
  26. .start = DAVINCI_I2C_BASE,
  27. .end = DAVINCI_I2C_BASE + 0x40,
  28. .flags = IORESOURCE_MEM,
  29. },
  30. {
  31. .start = IRQ_I2C,
  32. .flags = IORESOURCE_IRQ,
  33. },
  34. };
  35. static struct platform_device davinci_i2c_device = {
  36. .name = "i2c_davinci",
  37. .id = 1,
  38. .num_resources = ARRAY_SIZE(i2c_resources),
  39. .resource = i2c_resources,
  40. };
  41. void __init davinci_init_i2c(struct davinci_i2c_platform_data *pdata)
  42. {
  43. if (cpu_is_davinci_dm644x())
  44. davinci_cfg_reg(DM644X_I2C);
  45. davinci_i2c_device.dev.platform_data = pdata;
  46. (void) platform_device_register(&davinci_i2c_device);
  47. }